Use the pthread_spin_lock(3C) to lock a spin lock. The calling thread acquires the lock if it is not held by another thread. Otherwise, the thread does not return from the. call until the lock becomes available. The results are undefined if the calling thread holds the lock at the time the call is made.
Sir Robert Bryson Hall II (born January 22, 1990), known by his stage name Logic, is an American rapper, singer, songwriter and record producer.
DeAndre Cortez Way (born July 28, 1990), known professionally as Soulja Boy Tell 'Em, or simply Soulja Boy, is an American rapper, record producer, actor, and entrepreneur. In September 2007, his debut single Crank That (Soulja Boy) peaked at number one on the US Billboard Hot 100. The single was initially self-published to the internet, and later became a number-one hit in the United States for seven non-consecutive weeks starting in September 2007.